Description
Wichard 8mm Captive Pin Twisted Shackle | Boat Supply Store
This Wichard Captive Pin Twisted Shackle addresses the critical need for secure, non-loosening connections in high-vibration marine environments. Forged from grade 316L stainless steel, it offers exceptional corrosion resistance and a substantial working load limit of 2200 lb, ensuring reliability under stress. The integrated captive pin locks into indentations, preventing accidental detachment and loss, a significant advantage over standard screw pin shackles, and its twisted body design optimizes angles for block attachment on a performance sailboat.
Key Features
- Unparalleled security provided by the captive pin design that locks into place.
- Eliminate pin loss with an integrated pin that remains attached to the shackle body.
- Vibration-resistant connection due to the pin locking securely into indentations.
- Superior corrosion resistance from forging in grade 316L stainless steel.
- High strength with a working load limit of 2200 lb and breaking load of 8150 lb.
- Single-handed operation enhances safety and user convenience.
- Space-saving twisted design facilitates 90-degree rigging angles.
- Reliable performance in demanding offshore and coastal marine applications.
Specifications
| Product Specifications | |
|---|---|
| Diameter | 8mm (5/16") |
| Material | 316L Stainless Steel |
| Working Load Limit (WLL) | 2200 lb |
| Breaking Load Limit (BLL) | 8150 lb |
| Pin Retention | Captive, locks into indentations |
| Body Shape | Twisted |
| Dimensions | A=2-21/64", B=5/8", C=23/64", D=45/64", D diameter=5/16", E=5/16", F=3-5/32", G=1-21/32" |
| Weight | 0.198 lb |
| Lifting Application Suitability | Not suitable |
Who This Is For
Sailors and marine professionals requiring a robust, secure connection point that prevents pin loss in dynamic rigging situations. Ideal for applications where a 90-degree orientation is beneficial and accidental disengagement must be absolutely avoided.
How It Compares
| Feature | Wichard 8mm Captive Pin Twisted Shackle | Competitor |
|---|---|---|
| Material | 316L Stainless Steel | 316 Stainless Steel |
| Pin Type | Captive Pin (locks into indentations) | Standard Screw Pin (removable), Captive Pin |
| Working Load Limit (WLL) - 8mm | 2200 lb | Approx. 1500 lb, Approx. 1800 lb |
| Breaking Load Limit (BLL) - 8mm | 8150 lb | Approx. 6000 lb, Approx. 7200 lb |
| Body Shape | Twisted | Twisted, Swivel |
| Single-Handed Operation | Yes | No (requires two hands for screw pin), Yes |
Common Concerns Answered
Is this shackle suitable for lifting heavy loads?
No, this Wichard Captive Pin Twisted Shackle is explicitly stated as not suitable for lifting applications. It is designed for load-bearing connections in rigging and hardware attachment.
Why is this shackle more expensive than basic screw pin types?
The higher price point is justified by the advanced captive pin design that prevents loss, the secure locking mechanism resistant to vibration, and the superior 316L stainless steel construction, offering enhanced safety and longevity in critical marine use.
Will the pin loosen over time due to boat motion?
The captive pin is engineered to lock securely into indentations, actively preventing loosening caused by vibrations and constant motion, ensuring a consistently reliable connection.
Frequently Asked Questions
What is the working load limit of the Wichard Captive Pin Twisted Shackle (8mm)?
The working load limit (WLL) for the 8mm Wichard Captive Pin Twisted Shackle is 2200 lb.
What is the breaking load limit of the Wichard Captive Pin Twisted Shackle (8mm)?
The breaking load limit (BLL) for the 8mm Wichard Captive Pin Twisted Shackle is 8150 lb.
What material is the Wichard Captive Pin Twisted Shackle made from?
This shackle is forged from grade 316L stainless steel, renowned for its exceptional resistance to corrosion in marine environments.
What are the primary advantages of a captive pin design on a shackle?
A captive pin design ensures the pin remains attached to the shackle body even when opened, preventing accidental loss. It also typically incorporates a locking mechanism, such as indentations, to prevent loosening due to vibration.
What are common applications for a twisted shackle with a captive pin?
Common applications include attachment points for blocks on sailing yachts, halyard adjustments, connecting control lines, and anywhere a secure, angled connection is needed where pin retention is paramount.
